27064144 has 20 divisors (see below), whose sum is σ = 52523424. Its totient is φ = 13509728.

The previous prime is 27064129. The next prime is 27064159. The reversal of 27064144 is 44146072.

It is an interprime number because it is at equal distance from previous prime (27064129) and next prime (27064159).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13239 + ... + 15145.

Almost surely, 2^27064144 is an apocalyptic number.

It is an amenable number.

27064144 is a deficient number, since it is larger than the sum of its proper divisors (25459280).

27064144 is a wasteful number, since it uses less digits than its factorization.

27064144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802 (or 2796 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 27064144 is about 5202.3210204677. The cubic root of 27064144 is about 300.2373824860.

The spelling of 27064144 in words is "twenty-seven million, sixty-four thousand, one hundred forty-four".